2-Aminobenzimidazole
2-Aminobenzimidazole (CAS: 934-32-7) is a heterocyclic organic compound with the formula C7H7N3 and a molecular weight of 133.15 g/mol. This white to off-white powder serves as a valuable building block in chemical synthesis. Its structural features make it suitable for incorporation into more complex molecules, particularly in the development of novel pharmaceutical intermediates and biologically active compounds.
- IUPAC
- 2-Benzimidazolamine
- Synonyms
- 2-Benzimidazolamine

Chemical Synthesis Intermediate
2-Aminobenzimidazole is employed as a precursor in the synthesis of various heterocyclic compounds, including imidazo[1,2-a]benzimidazoles. It acts as a key building block in multi-step organic reactions.
Reagent in Organic Reactions
This compound has been utilised in specific organic transformations, such as the hydrolysis of choline carbonate. Its reactivity is leveraged in diverse chemical processes.
Research and Development
As a bioactive small molecule, 2-Aminobenzimidazole is of interest in cell biology and medicinal chemistry research for exploring new therapeutic agents and understanding biological pathways.
| Molecular weight | 133.15 |
|---|---|
| Empirical formula | C7H7N3 |
| Assay | 97% |
| Application | 2-Aminobenzimidazole was used in the hydrolysis of a choline carbonate1. It was also used in the synthesis of imidazo[1,2-a]benzimidazoles2. |
| Melting point | 226-230 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38-43 |
| Safety statements (S) | 26-36/37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... PLAU(5328) |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 2-Aminobenzimidazole used for?
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2-Aminobenzimidazole is primarily used as a building block in chemical synthesis, particularly for creating heterocyclic compounds like imidazo[1,2-a]benzimidazoles, and in organic reactions such as the hydrolysis of choline carbonate. It is also utilized in research settings for exploring bioactive molecules.
What are the CAS number and formula for 2-Aminobenzimidazole?
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The CAS number for 2-Aminobenzimidazole is 934-32-7, and its molecular formula is C7H7N3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Aminobenzimidazole with an assay of 97%. We do not represent this product as USP, BP, or EP grade; it is suitable for research and technical applications.
How should 2-Aminobenzimidazole be handled safely?
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Handle 2-Aminobenzimidazole with appropriate personal protective equipment, including a dust mask (N95 recommended), eyeshields, face shields, and gloves. Ensure adequate ventilation to avoid inhaling dust. It is classified as harmful if swallowed and causes skin and eye irritation. Users should follow all precautionary statements, such as P261 and P280, and P305 + P351 + P338 for eye contact.
Is 2-Aminobenzimidazole a controlled substance?
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Based on the provided data, 2-Aminobenzimidazole (CAS: 934-32-7) is not indicated as a controlled substance.
How is 2-Aminobenzimidazole packed, shipped, and exported by TSS?
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Tech Serve Solutions professionally packs and ships 2-Aminobenzimidazole globally, adhering to all relevant regulations for chemical export.
How can I request a quote or sample of 2-Aminobenzimidazole?
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To request a quote or a sample of 2-Aminobenzimidazole, please contact the Tech Serve Solutions sales department through our website or by phone.
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